node {
    fill-mode: dyn-plain;
    fill-color: green, red;
    /*fill-color: #a1d99b;*/
    size: 20px;
    text-size: 12;
    text-alignment: at-right;
    text-padding: 2;
    text-background-color: #fff7bc;
}
node.important{
    fill-color:#50B545;
    size:25px;
}
node.central{
    fill-color:blue;
}
edge {
    /*shape: cubic-curve;*/
    shape: line;
    arrow-shape: none;
    fill-color: #dd1c77;
    z-index: 0;
    text-background-mode: rounded-box;
    text-background-color: #fff7bc;
    text-alignment: above;
    text-padding: 2;
}
edge.important{
    fill-color:orange;
}